swath: IW1
Bperp (average): 90.6806256313698
Bpar (average): -44.53119755011332
swath: IW2
Bperp (average): 86.75134558065656
Bpar (average): -51.70330270655428
swath: IW3
Bperp (average): 83.00170991879557
Bpar (average): -57.47068716083264